[Bacardi]

I don't know.
In OS Windows: Antivirus program blocking/erase files ? Downloaded files "locked" ?
In OS Linux: chmod file permissions ?

Here my output (OS Windows)

meta version
 Metamod:Source Version Information
    Metamod:Source version 1.11.0-dev+1145
    Plugin interface version: 16:14
    SourceHook version: 5:5
    Loaded As: Valve Server Plugin
    Compiled on: Aug 25 2020 06:49:23
    Built from: https://github.com/alliedmodders/metamod-source/commit/0bb53f2
    Build ID: 1145:0bb53f2
    http://www.metamodsource.net/
sm version
 SourceMod Version Information:
    SourceMod Version: 1.10.0.6510
    SourcePawn Engine: 1.10.0.6510, jit-x86 (build 1.10.0.6510)
    SourcePawn API: v1 = 5, v2 = 12
    Compiled on: Jul 12 2021 05:51:14
    Built from: https://github.com/alliedmodders/sourcemod/commit/0b468f21
    Build ID: 6510:0b468f21
    http://www.sourcemod.net/
sm exts list
[SM] Displaying 10 extensions:
[01] Automatic Updater (1.10.0.6510): Updates SourceMod gamedata files
[02] Webternet (1.10.0.6510): Extension for interacting with URLs
[03] CS Tools (1.10.0.6510): CS extended functionality
[04] BinTools (1.10.0.6510): Low-level C/C++ Calling API
[05] SDK Tools (1.10.0.6510): Source SDK Tools
[06] Top Menus (1.10.0.6510): Creates sorted nested menus
[07] Client Preferences (1.10.0.6510): Saves client preference settings
[08] SQLite (1.10.0.6510): SQLite Driver
[09] DHooks (2.2.0-detours17): Dynamic Hooks
[10] SDK Hooks (1.10.0.6510): Source SDK Hooks
sm plugins list
[SM] Listing 20 plugins:
  01 "Admin File Reader" (1.10.0.6510) by AlliedModders LLC
  02 "Admin Help" (1.10.0.6510) by AlliedModders LLC
  03 "Admin Menu" (1.10.0.6510) by AlliedModders LLC
  04 "Anti-Flood" (1.10.0.6510) by AlliedModders LLC
  05 "Basic Ban Commands" (1.10.0.6510) by AlliedModders LLC
  06 "Basic Chat" (1.10.0.6510) by AlliedModders LLC
  07 "Basic Comm Control" (1.10.0.6510) by AlliedModders LLC
  08 "Basic Commands" (1.10.0.6510) by AlliedModders LLC
  09 "Basic Info Triggers" (1.10.0.6510) by AlliedModders LLC
  10 "Basic Votes" (1.10.0.6510) by AlliedModders LLC
  11 "boon.smx"
  12 "Client Preferences" (1.10.0.6510) by AlliedModders LLC
  13 "[CS:GO] Disable end match nextmap vote" (21.9.2021) by Bacardi
  14 "Fun Commands" (1.10.0.6510) by AlliedModders LLC
  15 "Fun Votes" (1.10.0.6510) by AlliedModders LLC
  16 "Player Commands" (1.10.0.6510) by AlliedModders LLC
  17 "Reserved Slots" (1.10.0.6510) by AlliedModders LLC
  18 "Sound Commands" (1.10.0.6510) by AlliedModders LLC
  19 "test.smx"
  20 "testbomb.smx"